TY - JOUR T1 - Many-particle Sudarshan-Lindblad equation: mean-field approximation, nonlinearity and dissipation in a spin system JO - Revista Brasileira de Ensino de FĂ­sica A1 - Prataviera, G.A. A1 - Mizrahi, S.S. SN - 1806-1117 UL - 10.1590/S1806-11172014000400004 VL - 36 Y1 - 2014 PB - Brasil ER -